- Alfie Bass - Alf
- John Longden - DI Williams
- Michael Golden - Customs Officer Andrews
- Christopher Hewett - Mike
- John Adams - Plainclothes Policeman in Squad Car (uncredited)
- John Arnatt - Squad Car Officer (uncredited)
- Mae Bacon - Ethel the Barmaid (uncredited)
- Ian Bannen - Garage attendant (uncredited)
- George Benson - George (uncredited)
- Arthur Bentley - Pamela's Boyfriend (uncredited)
- Beckett Bould - The Murdered Watchman (uncredited)
- John Boxer - Detective in Pub (uncredited)
- Michael Corcoran - Sam (uncredited)
- Arthur Cortez - Jock (uncredited)
- Dan Cressey - Customs Officer (uncredited)
- David Davies - Officer on the Dunbar (uncredited)
- Frank Forsyth - Police Constable Witnessing Robbery (uncredited)
- Rowena Gregory - Mary (uncredited)
- Fred Griffiths - Sailor on Barge (uncredited)
- Pat Hagan - Squad Car Officer (uncredited)
- Ellis Irving - Superintendent (uncredited)
- Sam Kydd - 2nd Engineer (uncredited)
- Howard Lang - Detective Detaining Suspect (uncredited)
- James Liggat - Bit Part (uncredited)
- Victor Maddern - First Tram Conductor (uncredited)
- Jack May - Sailor on the Dunbar (uncredited)
- George Merritt - Captain of Dunbar (uncredited)
- Arthur Mullard - Seaman on the Dunbar (uncredited)
- Laurence Naismith - Commissionaire (uncredited)
- Paul Rich - Singer in Pub (uncredited)
- Jack Sharp - Dock Worker (uncredited)
- Campbell Singer - Station Sgt. (uncredited)
- George Spence - Pub Patron (uncredited)
- Ivan Staff - Edward - Speaker at Hyde Park Corner (uncredited)
- Eric Thompson - Garage Pump Attendant (uncredited)
- Frederick Treves - Detective at Bank (uncredited)
- Mavis Villiers - Drinking Club Blonde (uncredited)
- Michael Ward - Pianist (uncredited)
- John Warwick - Inspector Jim Moss (uncredited)
- Russell Waters - Sgt. - River Police (uncredited)
- Henry Webb - Speaking Extra (uncredited)
- Meadows White - Alf - Theatre Performer (uncredited)
- Basil Dearden
-
John Eldridge, Jack Whittingham
- Michael Balcon
- Michael Relph
- John Addison
Bonar Colleano interpreta a Dan MacDonald en la película.
Susan Shaw interpreta a Pat en la película.
Renée Asherson interpreta a Sally en la película.
Earl Cameron interpreta a Johnny Lambert en la película.
Moira Lister hace el papel de Maisie.
Max Adrian interpreta a Charlie Vernon - acrobat / George en la película.
Joan Dowling interpreta a Pamela, Maisie's sister en la película.
James Robertson Justice hace el papel de Engine Room Officer Trotter.
Leslie Phillips interpreta a Harry en la película.
Alfie Bass interpreta a Alf en la película.
John Longden interpreta a DI Williams en la película.
Michael Golden interpreta a Customs Officer Andrews en la película.
Christopher Hewett interpreta a Mike en la película.
John Adams hace el papel de Plainclothes Policeman in Squad Car (uncredited).
John Arnatt interpreta a Squad Car Officer (uncredited) en la película.
Mae Bacon interpreta a Ethel the Barmaid (uncredited) en la película.
Ian Bannen hace el papel de Garage attendant (uncredited).
George Benson interpreta a George (uncredited) en la película.
Arthur Bentley hace el papel de Pamela's Boyfriend (uncredited).
Beckett Bould interpreta a The Murdered Watchman (uncredited) en la película.
John Boxer interpreta a Detective in Pub (uncredited) en la película.
Michael Corcoran hace el papel de Sam (uncredited).
Arthur Cortez interpreta a Jock (uncredited) en la película.
Dan Cressey interpreta a Customs Officer (uncredited) en la película.
David Davies interpreta a Officer on the Dunbar (uncredited) en la película.
Frank Forsyth hace el papel de Police Constable Witnessing Robbery (uncredited).
Rowena Gregory interpreta a Mary (uncredited) en la película.
Fred Griffiths interpreta a Sailor on Barge (uncredited) en la película.
Pat Hagan interpreta a Squad Car Officer (uncredited) en la película.
Ellis Irving hace el papel de Superintendent (uncredited).
Sam Kydd hace el papel de 2nd Engineer (uncredited).
Howard Lang interpreta a Detective Detaining Suspect (uncredited) en la película.
James Liggat hace el papel de Bit Part (uncredited).
Victor Maddern interpreta a First Tram Conductor (uncredited) en la película.
Jack May interpreta a Sailor on the Dunbar (uncredited) en la película.
George Merritt hace el papel de Captain of Dunbar (uncredited).
Arthur Mullard hace el papel de Seaman on the Dunbar (uncredited).
Laurence Naismith hace el papel de Commissionaire (uncredited).
Paul Rich interpreta a Singer in Pub (uncredited) en la película.
Jack Sharp interpreta a Dock Worker (uncredited) en la película.
Campbell Singer interpreta a Station Sgt. (uncredited) en la película.
George Spence interpreta a Pub Patron (uncredited) en la película.
Ivan Staff interpreta a Edward - Speaker at Hyde Park Corner (uncredited) en la película.
Eric Thompson hace el papel de Garage Pump Attendant (uncredited).
Frederick Treves hace el papel de Detective at Bank (uncredited).
Mavis Villiers hace el papel de Drinking Club Blonde (uncredited).
Michael Ward interpreta a Pianist (uncredited) en la película.
John Warwick interpreta a Inspector Jim Moss (uncredited) en la película.
Russell Waters interpreta a Sgt. - River Police (uncredited) en la película.
Henry Webb interpreta a Speaking Extra (uncredited) en la película.
Meadows White hace el papel de Alf - Theatre Performer (uncredited).
Capítulo disponible en las siguientes plataformas:
